preliminary support for AVX2

  • build system support
  • different types than AVX
  • compile against AVX2 intrinsics

preliminary support for the Intel Xeon Phi

  • build system support (compile MIC code with ICC, even with different host compiler)
  • all unit tests compile
  • all basic unit tests pass

C++11

  • Vc depends on a C++11 compiler
  • range-based for support